Rappahannock Armory Billet AR-15 Upper Receiver

Rappahannock Armory Billet AR-15 Upper Receiver

Our premium billet AR-15 upper receiver is CNC-machined from 7075-T6 aerospace-grade aluminum, delivering exceptional strength, durability, and weight efficiency far beyond standard forged components. Every unit is cut from a solid block and held to extremely tight tolerances, ensuring a precise fit, superior alignment, and consistent performance under demanding conditions.

Designed for shooters who expect more from their platform, this upper features clean machining lines and a refined finish that highlights both form and function. The precision machining not only enhances structural integrity but also contributes to improved reliability and accuracy by maintaining exact tolerances throughout critical interfaces.

Whether you’re building a high-performance rifle or upgrading an existing platform, this billet upper provides the foundation for a truly premium system